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STRUCT UIO_MEM(9) Device drivers infrastructure STRUCT UIO_MEM(9)

NAME

struct_uio_mem - description of a UIO memory region

SYNOPSIS

struct uio_mem {
  const char * name;
  phys_addr_t addr;
  unsigned long size;
  int memtype;
  void __iomem * internal_addr;
  struct uio_map * map;
};

MEMBERS

name
name of the memory region for identification
addr
address of the device's memory (phys_addr is used since addr can be logical, virtual, or physical & phys_addr_t should always be large enough to handle any of the address types)
size
size of IO
memtype
type of memory addr points to
internal_addr
ioremap-ped version of addr, for driver internal use
map
for use by the UIO core only.

COPYRIGHT

March 2016 Kernel Hackers Manual 3.2.